Built-in Dusk to Dawn Sensor: It automatically switches On at dusk and OFF at dawn.( Turn off 15Lux,turn on 40Lux.)
Easy to install: Fit into any standard E26/27 light socket or fixture, no wires or additional motion detection Fixtures required. Convenient:No need to turn on&off your light day and night, no more forget turning them on and off.
It will work safely and steadily. Ideal for home, street lamp, basement, patio, porch, front door, garage, carport, hotel, coffee house, stairs, corridor, pavement, warehouse, garden.
Package Content: 1 x 12W Sensor Bulb; Comes with a full 365 days warranty, 30 days money back guarantee.